Matches 151 - 200 out of 306 < 1 2 3 4 5 6 7 >
Match Document Document Title
6223117 Cut-in management for an adaptive cruise control system  
A vehicle having an adaptive cruise control system with active deceleration control responds to capture of new in-path vehicles which violate a predetermined inter-vehicle spacing to attenuate...
6218961 Method and system for proximity detection and location determination  
A system and method for preventing collisions between vehicles, such as railway vehicles, by exchanging data regarding track position of the vehicles. By use of an on-board track database, the...
6188950 System and method for controlling inter-vehicle distance to preceding vehicle for automotive vehicle equipped with the system and method  
In system and method for an automotive vehicle equipped with the system and defined as a system vehicle, a target value of a driving-and-braking force applied to the system vehicle to make a...
6178677 Vehicle-mounted, rear-directed message display apparatus  
A vehicle-mounted, rear-directed message display apparatus includes a housing which includes a transparent rear wall, a front wall, side walls, a bottom wall, and a cover. Support assemblies are...
6163277 System and method for speed limit enforcement  
A system for enforcing highway speed limits comprising an antenna and one or more sensors positioned on a vehicle, the antenna capable of receiving data indicative of a speed limit for a roadway,...
6160493 Radio warning system for hazard avoidance  
A low-cost and reliable radio warning system that alerts system users of potential hazardous conditions is disclosed. The system makes use of a transmitter and at least one receiver. The...
6157321 Vehicle data acquisition system  
A data acquisition system is disclosed where a first communication device transmits a transmitted signal to a second communication device. The second communication device encodes the transmitted...
6135226 Means for selectively disabling a vehicle  
A system for selectively disabling the operation of an automotive vehicle, e.g. during a police pursuit, is provided for use in conjunction with an automotive vehicle having a body, at least two...
6133856 Surveillance apparatus  
A surveillance apparatus and method for the surveillance of traffic are provided, in which the apparatus includes a housing for substantially completely enclosing and concealing a law enforcement...
6121896 Motor vehicle early warning system  
A motor vehicle early warning system is provided for enabling a motor vehicle to receive a warning signal (e. g., a brake activation signal) from a preceding vehicle and automatically and...
6100819 Vehicular traffic signalization method and apparatus for automatically documenting traffic light violations and protecting non-violating drivers  
The subject invention relates to methods and apparatus for monitoring and regulating the flow of traffic through intersections and specifically to an improved method and apparatus for automatically...
6094148 Vehicular emergency vehicle alarm apparatus  
An apparatus for detecting vehicular speed monitoring signals and for detecting nearby emergency vehicles includes a first sensor for sensing modulated light from an emergency vehicle warning light...
6087960 Accident sound detection circuit  
An accident sound detection circuit includes an accident sound detection block that detects an accident sound from a sound signal inputted from an environmental sound detection unit and outputs an...
6087961 Directional warning system for detecting emergency vehicles  
A system for warning motorists of the presence of an emergency vehicle is provided. The system includes a transmitter adapted to be coupled to the emergency vehicle for emitting an emergency...
6081756 Vehicle running management system  
A vehicle running management system manages running states of vehicles on a predetermined lane of a road, the predetermined lane being provided for automatically driven vehicles each of which has a...
6072406 Traffic light control apparatus for emergency vehicles  
A traffic light control apparatus for emergency vehicles for enabling control of a plurality of traffic signal lights disposed at a controlled intersection by an operator of an emergency vehicle...
6064319 Method and system for regulating switching of a traffic light  
A method and system for regulating switching of a traffic light includes determining the location of a vehicle. The method and system further includes transmitting an information signal comprising...
6057785 Vehicle warning sign system  
A vehicle warning sign system for alerting motorists of the existence of a vehicle, such as a school bus, stopped ahead, the system including a transmitter attached to the vehicle for transmitting...
6052068 Vehicle identification system  
A vehicle identification system for identifying motor vehicles in a group of vehicles at distances in excess of 200 feet is disclosed. The system includes an interrogator for directionally...
6025789 Train proximity detector  
Disclosed is a train proximity detector for detecting an RF carrier transmitted by a train, for a predefined period of time. Further, the encoded FSK data is decoded to determine if a match with a...
6011492 Vehicle warning system for visual communication of hazardous traffic conditions  
A vehicle warning system consisting of a transceiver that augments the audible warnings of standard or emergency vehicles by transmitting and receiving a signal (in conjunction with activation of...
6005491 Motion detecting traffic light  
A motion detecting traffic light system is provided for use at a blind corner adjacent to which a first roadway and a second roadway intersect. Included is a motion sensor positioned on the first...
5990808 Local incident reducing device  
A traffic light remote control system comprising a plurality of traffic lights each situated at a single road intersection and having a green light, a yellow light, and a red light constituting an...
5959551 Emergency vehicle approach warning system  
For use in warning motorist, especially those who are hearing impaired, of an approaching emergency vehicle, a new and useful invention comprises a transmitter which is installed into an emergency...
5955968 Emergency vehicle command and control system for traffic signal preemption  
The present invention provides an emergency vehicle command and control system for preemption of intersection traffic signals. Specifically, the system employs coded microwave transmissions from...
5933093 Emergency vehicle alert device  
An emergency vehicle alert device including a transmitter secured within an emergency vehicle. A receiver is secured within a non-emergency vehicle. The receiver cooperates with the transmitter for...
5926114 Intersection warning system  
An intersection warning system includes a vehicle-side system provided in a vehicle, and a road-side system. The vehicle-side system includes a transmitting unit emitting a radar signal to a...
5926112 Emergency vehicle warning system  
A new Emergency Vehicle Warning System for warning vehicles of the approach of an emergency vehicle. The inventive device includes a receiver which provides both a visual message warning of an...
5914651 Vehicle safety emergency flasher system  
A new Vehicle Safety Emergency Flasher System for automatically operating a flashing light system within a vehicle by sensing when there is another approaching vehicle thereby protecting oncoming...
5908454 Operator interface for automated durability road (ADR) facility  
An operator computer is used with a base computer for generating signals for controlling a plurality of vehicles on a test track. Each vehicle includes an on-board vehicle controller (VCON) for...
5894279 Emergency vehicle detection system  
An emergency vehicle detection system is provided including a first microphone mounted to a front end of a vehicle for receiving audio signals and a second microphone mounted to a rear end of the...
5890682 Railway crossing collision avoidance system  
With the vehicle anti-collision system of the present invention, road vehicles in the vicinity of a railway crossing are alerted as a train approaches the crossing. A signalling device operating in...
5889475 Warning system for emergency vehicles  
A system for warning of an approaching emergency vehicle comprising of a transmitter, a receiver, an audio and visual indicator. The transmitter transmitting a broad ban of AM and FM frequencies...
5874892 Vehicle warning system  
A vehicle warning system for vehicles comprising a pressure activated switch disposed within the steering wheel for activating a transmitter when more than normal pressure is applied to the...
5845725 System for controlling unmanned vehicles at intersections  
A transportation system has several guide strips for unmanned vehicles. The guide strips define an intersection, and a mark warning of the intersection is disposed adjacent each guide strip before...
5825304 Emergency vehicle proximity warning and communication system  
An emergency vehicle proximity warning and communication system including a transmitter mechanism situated in an emergency vehicle and adapted to emit an activation signal via free space. Further...
5815092 Combined speed measuring device detector, speed measuring device and printer for verifying vehicle speed  
The disclosed device enables the user to verify the speed of their vehicle responsive to sensing that a speed measuring device has been used to measure their speed. The device includes a speed...
5810105 Ultrasonic tracking control for an automotive vehicle  
The ultrasonic tracking control effects that a pacemaker going ahead is automatically tracked by an automotive vehicle at a predetermined distance. To this end, a control unit (13) of the vehicle...
5808560 Emergency vehicle alert apparatus  
A simple and effective apparatus and method is disclosed for identifying the presence of an emergency vehicle in the immediate vicinity of a motor vehicle. This apparatus may be readily mounted and...
5801646 Traffic alert system and method for its use  
A two-stage traffic alert system, and a method for its use, to visually alert pedestrians and operators of surface vehicles to the approach of emergency vehicles toward roadway intersections. A...
5790050 Method and apparatus for a signal translator  
A signal translator that translates a device detectable signal into an electrical signal directed to an output that an operator with impaired hearing can perceive. Preferably, a detected signal is...
5784007 Traffic signal sound monitor  
A means for recording the status of a traffic regulating device upon the occurrence of a vehicle collision. Sounds are detected by microphone (10), register on decibel meter (20) and are input to...
5781119 Vehicle guiding system  
A vehicle guiding system enables a plurality of vehicles to run in a platoon with minimum assistance from drivers, and is intended to enhance effective use of from auto-drive lane. When the vehicle...
5739767 Vehicle safety warning system  
The present invention relates to a vehicle warning system device that is capable of detecting sirens of approaching emergency vehicles. This device includes a plurality of siren detectors, each...
5735491 Method and apparatus for detecting an approaching train by detecting a brake system status signal  
An apparatus for detecting the presence of an approaching train, includes a warning indicator, a receiver for receiving a brake system status signal transmitted from an approaching train, and a...
5734315 Track alert system for automobile racing  
A track alert system for automobile racing employs a transmitter for transmitting a selected one of a plurality of channel signals, each of which is indicative of a particular race track flag...
5729213 Train warning system  
A compact railroad/highway crossing motorist warning device comprising; a rail track mounted pressure sensor switch assembly which timely activates and deactivates a radio frequency transmitter...
5720455 Intra-train radio communication system  
A radio-based system for a train including a lead transceiver unit and multiple remote transceiver units. The lead transceiver unit initiates a command by sending a command message. Each of the...
5717391 Traffic event recording method and apparatus  
A system for determining the condition of a traffic controlling semaphore has an audio sensor mounted in the vicinity of an intersection so the sound level is monitored at all times. A computer is...
5710555 Siren detector  
A improved siren detector for detecting siren sounds which precess at known warble rates, such as yelp, wail, and high-low, within a selected frequency band. A transducer detects the siren sounds...
Matches 151 - 200 out of 306 < 1 2 3 4 5 6 7 >